diff --git a/libmm-glib/libmm-glib.h b/libmm-glib/libmm-glib.h
index c18d19ee..fa4c7e2f 100644
--- a/libmm-glib/libmm-glib.h
+++ b/libmm-glib/libmm-glib.h
@@ -59,6 +59,7 @@
 #include <mm-simple-status.h>
 #include <mm-simple-connect-properties.h>
 #include <mm-sms-properties.h>
+#include <mm-call-properties.h>
 #include <mm-bearer-properties.h>
 #include <mm-bearer-ip-config.h>
 #include <mm-location-common.h>
@@ -80,5 +81,6 @@
 #include <mm-gdbus-bearer.h>
 #include <mm-gdbus-sim.h>
 #include <mm-gdbus-sms.h>
+#include <mm-gdbus-call.h>
 
 #endif /* _LIBMM_GLIB_H_ */
diff --git a/src/Makefile.am b/src/Makefile.am
index fb3bd34b..2afcd9af 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -195,8 +195,12 @@ ModemManager_SOURCES = \
 	mm-base-modem.c \
 	mm-base-sms.h \
 	mm-base-sms.c \
+	mm-base-call.h \
+	mm-base-call.c \
 	mm-sms-list.h \
 	mm-sms-list.c \
+	mm-call-list.h \
+	mm-call-list.c \
 	mm-iface-modem.h \
 	mm-iface-modem.c \
 	mm-iface-modem-3gpp.h \
@@ -211,6 +215,8 @@ ModemManager_SOURCES = \
 	mm-iface-modem-location.c \
 	mm-iface-modem-messaging.h \
 	mm-iface-modem-messaging.c \
+	mm-iface-modem-voice.h \
+	mm-iface-modem-voice.c \
 	mm-iface-modem-time.h \
 	mm-iface-modem-time.c \
 	mm-iface-modem-firmware.h \
diff --git a/src/mm-auth-provider.h b/src/mm-auth-provider.h
index 5470414e..e9c2cba4 100644
--- a/src/mm-auth-provider.h
+++ b/src/mm-auth-provider.h
@@ -31,6 +31,7 @@
 #define MM_AUTHORIZATION_DEVICE_CONTROL  "org.freedesktop.ModemManager1.Device.Control"
 #define MM_AUTHORIZATION_CONTACTS        "org.freedesktop.ModemManager1.Contacts"
 #define MM_AUTHORIZATION_MESSAGING       "org.freedesktop.ModemManager1.Messaging"
+#define MM_AUTHORIZATION_VOICE           "org.freedesktop.ModemManager1.Voice"
 #define MM_AUTHORIZATION_USSD            "org.freedesktop.ModemManager1.USSD"
 #define MM_AUTHORIZATION_LOCATION        "org.freedesktop.ModemManager1.Location"
 #define MM_AUTHORIZATION_FIRMWARE        "org.freedesktop.ModemManager1.Firmware"